The update file contains the latest FRITZ!OS (Firmware) for the FRITZ!Box 7620. **Attention:** This update file is only intended for use with FRITZ!Box 7620! Please follow the instructions at the end of this file to install the update. ``` Product: FRITZ!Box 7620 Version: FRITZ!OS 8.26 Language: Dutch, German, English, French, Italian, Polish, Spanish Release date: 07/30/2026 ``` **New features:** ------------------------------------------------------------ - The new Online Monitor offers a clear graphical overview of the internet usage of top consumers and selected home network devices - Mesh optimization - for greater stability and improved data throughput, FRITZ!Repeaters independently select the ideal connection in the Mesh - More options for triggering routines in the smart home and many other interesting new features - The new, easy-to-use FRITZ!NAS sharing function makes it possible to share a folder, for example to collect and share photos after a family celebration - Simplified user guidance for the parental controls - access profiles and the home network devices assigned to it are now clearly displayed - Protection against internet connection failure: FRITZ! Failsafe automatically switches to a substitute connection, for example via mobile network - Reduce the FRITZ!Box's energy consumption with EEE (Energy Efficient Ethernet) Can now be individually configured for the LAN sockets ------------------------------------------------------------ With each FRITZ!OS update, FRITZ! also updates its security functions. Therefore we recommend performing the update for all devices. ------------------------------------------------------------ Note: Instructions for configuring and using Mesh functions are presented at en.avm.de/mesh-faq Below you find a complete list and descriptions of the new functions in the latest FRITZ!OS, along with a list of further improvements in this version. ------------------------------------------------- # New features and improvements in FRITZ!OS 8.20 ------------------------------------------------- ## Internet: - **NEW** With the new internet fallback protection, the FRITZ!Box always stays online: If the internet connection fails, an alternative internet connection is established via an access device, e.g. via the mobile network with FRITZ!Box 6820 LTE or via USB mobile network dongles - **NEW** Online Monitor shows the network devices with the highest utilization of the internet connection (top consumers) - **NEW** The Online Monitor for "individual devices" also displays the total current utilization of devices that were not selected individually - **NEW** Simplified user guidance on the "Filter" pages (parental controls) - **Improved** In the Online Monitor the display of the utilization of the internet connection allows selection of not only one day or two months but also an interval of 2 weeks - **Improved** Device selection for display and data recording simplified in the Online Monitor - **Improved** Reworked diagrams and colors in the Online Monitor - **Improved** Online Monitor: Reworked display in the diagrams for the utilization of the internet connection - **Improved** Improved stability when there are many simultaneous requests to internet services - **Improved** Port 443 (HTTPS, QUIC) is taken into account when the network application "Surfing" is prioritized - **Improved** In the access profiles for parental controls, it is now possible to select whether network applications should be blocked or allowed - **Improved** Number of tickets to extend online time for devices blocked by parental controls was increased from 10 to 12 - **Improved** In the parental controls, limited online time for a network device can now be easily extended by 45 minutes ## Mesh: - **NEW** Automatic detection of device type (e.g. smartphone, computer, or printer) for devices displayed in the Mesh Overview - **NEW** Intelligent networking: FRITZ! products in the Mesh assess and optimize the connections among each other - **NEW** Simplified login to Mesh Repeaters via the Mesh Overview of the Mesh Master ## Telephony: - **NEW** Caller announcements for the integrated answering machine can now also be entered as text (text-to-speech) - **Improved** Support for the Vodafone IP Anlagen Anschluss ## DECT/FRITZ!Fon: - **Improved** Podcasts can automatically continue from where they left off, even after a long interruption - **Improved** Revised menu order and dialogs in the FRITZ!Fon user interface ## Home Network: - **NEW** Save energy in the home network: EEE (Energy Efficient Ethernet) can now be set separately for each WAN/LAN port - **Improved** Completely reworked network settings for improved user-friendliness ## Smart Home: - **NEW** In the FRITZ!Box user interface of the Mesh Master, the registration of smart home devices with another FRITZ!Box or a FRITZ!Smart Gateway can be started - **NEW** Data read by the FRITZ!Smart Energy 250 from the export meter is shown under "Smart Home > Devices and Groups" - **NEW** With FRITZ!Smart Control 440, the following functions can now be controlled: the boost and frost protection functions for radiator controls, color and color temperature for lamps, activation and deactivation of routines, and the display of the QR code for Wi-Fi - **NEW** Routines can also be triggered by a phone call, by reaching a target temperature, or by activating boost or antifreeze functions, as well as by important events on the FRITZ!Box - **NEW** Templates and routines can be triggered with delay - **Improved** The schedule for a radiator control can be disabled without discarding the configured schedule - **Improved** Roller shutters can now be combined into groups ## Storage (NAS): - **NEW** Upload sharing: Via fritz.nas a folder can be shared for users with a sharing link to upload and download contents, e.g. to collect photos after a family celebration - **Improved** Better interoperability with FTP applications (e.g. Filezilla) through support for MFMT command - **Improved** Simplified generation of sharing links to access files saved in FRITZ!NAS ## Security: - **Improved** Push mail now also sends notifications about logins from FRITZ!Apps ## System: - **Improved** File name for saved settings now includes name of individual FRITZ!Box - **Improved** The "Diagnostics > Function" page now displays information on problems with time synchronization via NTP - **Improved** If the configured/provisioned time server fails, automatic switch to public server - **Improved** "Forgot Password" function of the push service can now be configured with a freely chosen recipient - **Improved** Functional diagnostics now indicates when access for apps (TR-064) is disabled in the home network sharing settings - **Improved** Reworked pages of the update functions under "System > Update" - **Improved** Reworked user guidance for backing up or restoring settings - **Improved** Warning on the overview page when push service is interrupted - **Improved** Push service emails now clearly differentiate between function and security diagnostics through specific subject lines, adapted email texts, and file names - **Improved** Accessibility support for FRITZ!Box, FRITZ!Mesh Set Master, and FRITZ!Fon (in accordance with GAA Ordinance) ## Mobile Network: - **Improved** Support for the execution of service and control commands in the mobile network (USSD over IMS) ------------------------------------------------------------ # Additional Improvements of FRITZ!OS 8.26 ## Internet: - **Improved** Upload data throughput optimized for internet access via WAN port ## System: - **Improved** Stability ------------------------------------------------------------ # Additional Improvements of FRITZ!OS 8.25 ## Internet: - **Improved** Better interoperability with newer browser versions - **Improved** Detailed rendering of fallback protection in Online Monitor - **Improved** Operation of schedules in the parental controls reworked for small displays (smartphones, tablets) - **Improved** Support for fallback protection also for primary internet connections with a fixed IP configuration - **Improved** Support of IPv6 configuration for fallback protection - **Changed** Root certificate added for DNS over TLS with SSL.com - **Fixed** IPv6 addresses were not displayed in full in the overview of WireGuard® connections - **Fixed** In the Connection Details in the Online Monitor, the status of the WAN connection was sometimes displayed as inactive despite an active internet connection - **Fixed** Incorrect error handling during storage of prioritization rules - **Fixed** Internet access (remote access) to the FRITZ!Box could be configured only while the FRITZ!Box was connected to the internet - **Fixed** In some cases, connecting to the internet manually via "Reconnect" in the online monitor took a very long time - **Fixed** The "Fixed bandwidth reservation for the home network" option did not always work - **Fixed** The summary of individual access profiles for parental controls displayed "No restriction" despite restrictive settings - **Fixed** When the standard profile in the parental controls was blocked, sometimes authorized devices could no longer register with the Wi-Fi network ## Telephony: - **Changed** Network adjustment to Deutsche Telekom telephony - **Changed** Root certificate added for encrypted VoIP with SSL.com ## Home Network: - **Changed** For home network devices there is the setting to configure port sharing independently via UPnP or TR-064. This setting now also determines whether the home network can trigger clearing of the internet connection - **Fixed** In certain scenarios, unnecessary entries for switches (FA:CE:...) were displayed in the idle connections section - **Fixed** In special scenarios it was possible for the IP address 192.168.178.1 to be displayed for an extender in the home network instead of its own address - **Fixed** Names of home network devices were occasionally assigned incorrectly - **Fixed** Under some circumstances active devices with static IP addresses were displayed as inactive and vice versa ## System: - **Improved** Robust error handling during update search - **Improved** Simplified setup: When setting up international products, it is no longer necessary to restart after selecting country and language - **Improved** Stability - **Fixed** For very slow internet connections it could happen that a FRITZ!OS update via the user interface was interrupted before completion ___________________________________________________________ **Initial firmware version upon product launch** Version: FRITZ!OS 08.25 Language: Dutch, German, English, French, Italian, Polish, Spanish Release-Date: 07/01/2026 ___________________________________________________________ Instructions for installing an update: Use the update function offered in the user interface to install the update. This automatically offers you the right FRITZ!OS. Click "Wizards", select "Update" and then follow the instructions on the screen. ___________________________________________________________ © FRITZ! GmbH 2004 - 2026. All rights reserved. This FRITZ! firmware package contains files that are propagated under different licenses, in particular under a license held by FRITZ! or under an open-source license (namely the GNU General Public License, GNU Lesser General Public License or FreeBSD License). For details on the various licenses, see the "license.txt" file (https://download.avm.de/fritzbox/license.txt). The source code of the files propagated as open source files can be obtained upon a written request to fritzbox_info@avm.de. FRITZ! grants the non-exclusive right to use this FRITZ! firmware package, which is supplied exclusively in object code format. Licensee shall be entitled to make a copy exclusively reserved for personal backup purposes (backup copy). FRITZ! reserves all intellectual property rights except as expressly granted herein. Without previous approval in writing, and except for in cases permitted by law, it is particularly forbidden for this FRITZ! firmware packet to be - copied, propagated, or in any other manner made publicly accessible, or - processed, disassembled, reverse engineered, translated, decompiled or in any other manner "opened" and subsequently copied, propagated or made publicly accessible in any other manner. TVI 2026/07/30